Support RCTModernEventEmitter+RCTEventEmitter in ReactTextInputSelectionEvent Event class

Summary:
Support RCTModernEventEmitter+RCTEventEmitter in an Event class(es). This improves perf in Fabric. Migrate any constructor callsites to the new constructor and deprecate the previous one.

Changelog: [Internal]

Reviewed By: PeteTheHeat, mdvacca

Differential Revision: D26056696

fbshipit-source-id: 50c0f01164e078b0ad32f66dda80c965f731f1fb

ReactAndroid/src/main/java/com/facebook/react/views/textinput/ReactTextInputSelectionEvent.java

@@ -7,11 +7,10 @@
 
 package com.facebook.react.views.textinput;
 
+import androidx.annotation.Nullable;
 import com.facebook.react.bridge.Arguments;
 import com.facebook.react.bridge.WritableMap;
 import com.facebook.react.uimanager.events.Event;
-import com.facebook.react.uimanager.events.RCTEventEmitter;
-import com.facebook.react.uimanager.events.RCTModernEventEmitter;
 
 /** Event emitted by EditText native view when the text selection changes. */
 /* package */ class ReactTextInputSelectionEvent extends Event<ReactTextInputSelectionEvent> {
@@ -38,18 +37,9 @@ import com.facebook.react.uimanager.events.RCTModernEventEmitter;
     return EVENT_NAME;
   }
 
+  @Nullable
   @Override
-  public void dispatch(RCTEventEmitter rctEventEmitter) {
-    rctEventEmitter.receiveEvent(getViewTag(), getEventName(), serializeEventData());
-  }
-
-  @Override
-  public void dispatchModern(RCTModernEventEmitter rctEventEmitter) {
-    rctEventEmitter.receiveEvent(
-        getSurfaceId(), getViewTag(), getEventName(), serializeEventData());
-  }
-
-  private WritableMap serializeEventData() {
+  protected WritableMap getEventData() {
     WritableMap eventData = Arguments.createMap();
 
     WritableMap selectionData = Arguments.createMap();